Home / 120,610,421.25-180,935,811.05-94,701,677.41

Finding the Fourth Proportional to 120,610,421.25, 180,935,811.05 and 94,701,677.41

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Solution

The fourth proportional to 120,610,421.25, 180,935,811.05 and 94,701,677.41 is: 142,068,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,610,421.25 : 180,935,811.05 = 94,701,677.41 : x
  2. Step 2: Convert to fraction form
    120,610,421.25/180,935,811.05 = 94,701,677.41/x
  3. Step 3: Cross multiply
    120,610,421.25x = 180,935,811.05 × 94,701,677.41
  4. Step 4: Simplify right side
    120,610,421.25x = 17,134,924,809,973,814
  5. Step 5: Solve for x
    x = 17,134,924,809,973,814/120,610,421.25
  6. Step 6: Final answer
    x = 142,068,360.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.